628609840

素因数分解:

$2^4\times 5^1\times {\mathrm{797}}^1\times {\mathrm{9859}}^1$

素因数の和:10669

約数の個数: 40

約数和(自身を含む): 1463500080

約数和(自身を除く): 834890240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 797, 1594, 3188, 3985, 6376, 7970, 9859, 12752, 15940, 19718, 31880, 39436, 49295, 63760, 78872, 98590, 157744, 197180, 394360, 788720, 7857623, 15715246, 31430492, 39288115, 62860984, 78576230, 125721968, 157152460, 314304920, 628609840]

約数ペア:

[(1, 628609840), (2, 314304920), (4, 157152460), (5, 125721968), (8, 78576230), (10, 62860984), (16, 39288115), (20, 31430492), (40, 15715246), (80, 7857623), (797, 788720), (1594, 394360), (3188, 197180), (3985, 157744), (6376, 98590), (7970, 78872), (9859, 63760), (12752, 49295), (15940, 39436), (19718, 31880)]